| Choi Joo-hwan | |
| Position: | Second baseman |
| Team: | Kiwoom Heroes |
| Number: | 53 |
| Bats: | Left |
| Throws: | Right |
| Birth Date: | 28 February 1988 |
| Debutleague: | KBO |
| Debutdate: | June 15 |
| Debutyear: | 2006 |
| Debutteam: | Doosan Bears |
| Statyear: | May 31, 2024 |
| Statleague: | KBO |
| Stat1label: | Batting average |
| Stat1value: | .275 |
| Stat2label: | Home runs |
| Stat2value: | 119 |
| Stat3label: | Runs batted in |
| Stat3value: | 616 |
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Choi Joo-hwan (; born February 28, 1988) is a South Korean second baseman who plays for the Kiwoom Heroes in the KBO League. He bats left-handed and throws right-handed.
While attending Dongsung High School in Gwangju, Choi was considered one of the best second basemen in the Korean high school baseball league. In May Choi led his team to win the 39th President's Cup National High School Baseball Championship alongside Yang Hyeon-Jong and Han Ki-Joo, winning the RBI title with 9.
In September 2005, Choi was selected for the South Korea national junior baseball team to compete at the World Junior Baseball Championship, where South Korea won the silver medal. In the tourney, he batted .353 (6-for-17), playing in all 5 games as a starting second baseman.
After graduation from high school, Choi was selected by the Doosan Bears with the 50th overall pick of the KBO Draft. Choi played only four games in and three games in spending the majority of the campaign with the Bears' second-tier team. In, he played in a career-high 16 games and had 4 hits and 6 RBI.
In, Choi appeared in only nine games for the Bears, collecting no hits in ten at-bats. After the 2009 season, Choi temporarily left the Bears to serve a two-year mandatory military commitment.
| Year | Venue | Competition | Team | Individual Note | |
|---|---|---|---|---|---|
| Intercontinental Cup | 6th | .259 BA (5-for-27), 5 RBI, 5 R | |||
| Baseball World Cup | 6th | .333 BA (14-for-42), 8 RBI, 1 HR, 6 R, 2 SB |